It does not matter if you buy a small or a large plush mouse for your cat, it will love to play with it anyway. Give your cat hours of fun. This mouse is filled with catnip. 1 X 5cm mouse Ideal for Batting and chasing Colour may vary Further information: Catnip can be used in order to make an item or an area attractive for cats. The smell of this plant, which is related to peppermint, holds an irresistible attraction for most cats. They become curious and want to play with this item.